(19)

(11)

EP 2 054 603 A2

(12)

(88) Date of publication A3: 28.08.2008 (43) Date of publication: 06.05.2009 Bulletin 2009/19 (21) Application number: 07859161.7 (22) Date of filing: 21.12.2007

(51) International Patent Classification (IPC):  F02D 41/14(2006.01) F02D 19/00(2006.01) F02D 43/00(2006.01) (86) International application number: PCT/IB2007/004058 (87) International publication number: WO 2008/078162 (03.07.2008 Gazette 2008/27)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 21.12.2006 JP 2006343815 (71) Applicant: Toyota Jidosha Kabushiki Kaisha Aichi-ken, 471-8571 (JP)	(72) Inventors: HOKUTO, Hiroyuki Aichi-ken 871-8571 (JP) MIYASHITA, Shigeki Aichi-ken 471-8571 (JP) (74) Representative: TBK-Patent  Bavariaring 4-6 80336 München 80336 München (DE)